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Aptitude | Series | Question 11

Last Updated : 28 Jun, 2021

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Find wrong number in series:
7, 26, 63, 124, 215, 342,496
(A) 7
(B) 63
(C) 215
(D) 496

Answer: (D)

Explanation: (2³ – 1), (3³ – 1), (4³ – 1), (5³ – 1), (6³ – 1), (7³ – 1), (8³ – 1) = 511

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